THE world’s biggest underwater “Lego tunnel” will soon be dunked into the ocean to create a bustling connection between ...

A government investigation has confirmed that tunnel construction for the shinkansen bullet train line extension to Sapporo ...

A secret tunnel discovered last week on the U.S.-Mexico border will be sealed by Mexican authorities, an army official in ...

The hypothetical tunnel between the U.S. and the UK has been branded as a "high-risk" project by one of the world's leading megaprojects economists.

Meanwhile, U.S. and Mexico officials are working together to learn more about the tunnel and its use and to identify the ...

VIRGINIA BEACH, Va. — After multiple delays, including a 9-month delay involving a century-old anchor, the Chesapeake Bay Bridge-Tunnel (CBBT) expansion achieved a major milestone as its tunnel boring ...

OKC Mayor Patience Latting described the city's underground Metro Concourse network as "the largest pedestrian tunnel system ...

It’s long been rumored that a network of old, underground tunnels lies beneath Cusco, Peru, the capital of the ancient Incan ...

Norway is building the world's first full-scale ship tunnel to provide a safer route around the treacherous Stad Peninsula. The Stad peninsula, which extends into the Norwegian Sea, presents ...

The U.S. Bureau of Reclamation, in conjunction with the Goshen Irrigation District, Gering-Fort Laramie Irrigation District, ...

Railway Minister Ashwini Vaishnaw on Saturday visited the site of the undersea tunnel for the Mumbai-Ahmedabad High-Speed ...